# Category Flow vs Plumb

The clearest difference is in-app purchases: Category Flow at none against Plumb's 1. Category Flow also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Plumb sells 1 one-off in-app purchase. Category Flow asks for nothing beyond the download.

## The numbers

| Metric | Category Flow | Plumb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/plumb-tower-stack/id6801711193/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 251 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [TLC STUDIOS PRIVATE LIMITED](https://appshunter.io/developer/1438772593) | [ARRON PAUL CHELMO](https://appshunter.io/developer/6789955576) |

## What reviewers say

### Category Flow

[App page](https://appshunter.io/ios/app/category-flow-card-connect/id6797915802)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Plumb

[App page](https://appshunter.io/ios/app/plumb-tower-stack/id6801711193)

Tap to stack blocks and build a tower. Misplace a block and your tower shrinks, but perfect landings restore its width. Master three distinct modes with increasing challenges and strategic pickups.

**Highlights:** One-tap gameplay, Three distinct game modes, Offline play, High score tracking per mode, Colorblind-friendly design, VoiceOver and Reduce Motion support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Category Flow free?

Category Flow is free to download, with no in-app purchases.

### Is Plumb free?

Plumb is free to download, with in-app purchases available.

### Do Category Flow or Plumb have ads?

Both Category Flow and Plumb show ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*